CVE-2020-7060
global buffer-overflow in mbfl_filt_conv_big5_wchar
MEDIUM 6.5
En bref
- Source
- NVD
- EPSS
- EPSS 8.89 % · centile 95 ()
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- php
- Statut NVD
- Modified
Description
When using certain mbstring functions to convert multibyte encodings, in PHP versions 7.2.x below 7.2.27, 7.3.x below 7.3.14 and 7.4.x below 7.4.2 it is possible to supply data that will cause function mbfl_filt_conv_big5_wchar to read past the allocated buffer. This may lead to information disclosure or crash.
Faiblesses (CWE)
- CWE-125 — Lecture hors limites
Références
- https://seclists.org/bugtraq/2020/Feb/27
- https://www.debian.org/security/2020/dsa-4626
- https://usn.ubuntu.com/4279-1/
- https://www.debian.org/security/2020/dsa-4628
- https://seclists.org/bugtraq/2020/Feb/31
- https://lists.debian.org/debian-lts-announce/2020/02/msg00030.html
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00023.html
- https://security.gentoo.org/glsa/202003-57
- https://www.oracle.com/security-alerts/cpujul2020.html
- https://security.netapp.com/advisory/ntap-20200221-0002/
- https://bugs.php.net/bug.php?id=79037
- https://seclists.org/bugtraq/2021/Jan/3
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://www.tenable.com/security/tns-2021-14
Scores
| Version | Score | Vecteur | Évalué par |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L | php |
| CVSS 3.1 | MEDIUM 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L | NVD · security@php.net (Secondary) |
| CVSS 3.1 | CRITICAL 9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | MEDIUM 6.4 | AV:N/AC:L/Au:N/C:P/I:N/A:P | NVD · nvd@nist.gov (Primary) |
Références européennes
- ENISA EUVD · EUVD-2020-28194
- GCVE · GCVE-0-2020-7060
Avis du CERT-FR
- CERTFR-2021-AVI-571 — Multiples vulnérabilités dans Tenable · cert.ssi.gouv.fr
- CERTFR-2020-AVI-054 — Multiples vulnérabilités dans PHP · cert.ssi.gouv.fr
Configurations affectées (CPE NVD)
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*≥ 7.2.0 < 7.2.27cpe:2.3:a:php:php:*:*:*:*:*:*:*:*≥ 7.3.0 < 7.3.14cpe:2.3:a:php:php:*:*:*:*:*:*:*:*≥ 7.4.0 < 7.4.2cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:*< 5.19.0cpe:2.3:a:oracle:communications_diameter_signaling_router:*:*:*:*:*:*:*:*≥ 8.0 ≤ 8.4cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
Produits affectés
| Produit | Versions |
|---|---|
| PHP Group · PHP | affected 7.2.x < 7.2.27 ; affected 7.3.x < 7.3.14 ; affected 7.4.x < 7.4.2 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |